Twenty-month-old Hannah realizes that her mother still exists even when Hannah cannot see her. What cognitive achievement has Hannah mastered?
a. egocentrism
b. object permanence c. conservation
d. animistic thinking e. centration
b
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How has research changed since the time of Milgram's obedience study?
a. Researchers today can no longer conduct replications. b. Researchers today have to obtain informed consent. c. Researchers today have much larger budgets for equipment. d. Researchers today conduct most of their studies on laboratory animals.
The region of the brain known as the __________ (MHC) plays an important role in brain development and neuronal function.
A. monozygotic histamine center B. major histocompatibility complex C. minor hysterocompatible complex D. monozygotic hysterocompatible center
Which of the following is NOT currently used to help children with autism spectrum disorders lead satisfying and productive lives?
a. providing appropriate treatments b. using certain medications c. providing supportive, responsive environments d. early-life institutionalization
The sample taken during an amniocentesis comes from a. the lining of the uterus
b. inside the body of the fetus. c. the fluid surrounding the fetus. d. the umbilical cord.